PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C149-203Connector,plug,electrical

Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company · NSN 5935-00-628-9062 · FSC 5935 · No Item Name Available
Verified by PartsTable
NSN 5935-00-628-9062 — this item is cataloged by the U.S. Government under National Stock Number 5935-00-628-9062. Primary manufacturer part number: C149-203.
Features
  • Connector,plug,electrical — FSC 5935
  • Threaded Device Type: COUPLING FACILITY
  • Thread Direction: RIGHT-HAND
  • Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
  • Shell Surface Treatment: SILVER
  • Radio Frequency Type Contact Characteristic Impedance in Ohms: 50.0 SINGLE MATING END SINGLE CONTACT GROUPING
  • Precious Material and Location: CONTACT AND SHELL SURFACES SILVER
  • Terminal Location: BACK SINGLE MATING END SINGLE CONTACT GROUPING
Applications
  • Electrical interconnection
  • Signal interface mating
  • Quick-disconnect coupling
General Description

The Connector,plug,electrical, cataloged under National Stock Number 5935-00-628-9062, is classified within Federal Supply Class 5935 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company. Government technical data includes 29 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5935-00-628-9062
Primary Part NumberC149-203
Item NameConnector,plug,electrical
FSC / FSG5935 / 59 — No Item Name Available
ManufacturerLockheed Martin Corporation Div Lockheed Martin Aeronautics Company
StatusACTIVE
Threaded Device TypeCOUPLING FACILITY
Thread DirectionRIGHT-HAND
Contact MaterialCOPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING
Shell Surface TreatmentSILVER
Radio Frequency Type Contact Characteristic Impedance in Ohms50.0 SINGLE MATING END SINGLE CONTACT GROUPING
Precious Material and LocationCONTACT AND SHELL SURFACES SILVER
Terminal LocationBACK SINGLE MATING END SINGLE CONTACT GROUPING
Terminal TypeCRIMP SINGLE MATING END SINGLE CONTACT GROUPING
Connector Cable Strain Relief MethodCOMPRESSION NUT
Precious Material and Weight0.001 SILVER GRAINS, TROY
Contact RemovabilityREMOVABLE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Maximum AC Voltage Rating in Volts500.0 SINGLE MATING END SINGLE CONTACT GROUPING
Nominal Thread Size0.625 INCHES IN
Included Contact Quantity1 SINGLE MATING END SINGLE CONTACT GROUPING
Shell MaterialCOPPER ALLOY
Contact Material Document and ClassificationQQ-B-626,COMP 22,1/2 H FED SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Insert MaterialPLASTIC POLYTETRAFLUOROETHYLENE SINGLE MATING END
Shell Surface Treatment Document and ClassificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE
Included Contact TypeCOAXIAL PIN SINGLE MATING END SINGLE CONTACT GROUPING
Contact Surface TreatmentSILVER SINGLE MATING END SINGLE CONTACT GROUPING
Connector Locking MethodINTERNALLY THREADED COUPLING RING
Shell Material Document and ClassificationQQ-B-626,COMP 22,1/2 H FED SPEC SINGLE MATERIAL RESPONSE
Precious MaterialSILVER
Contact Surface Treatment Document and ClassificationQQ-S-365 FED SPEC SINGLE TREATMENT RESPONSE SINGLE MATING END SINGLE CONTACT GROUPING
Contact Position Arrangement StyleN SINGLE MATING END
Shell TypeSOLID
Thread Series DesignatorUNEF
Insert Material Document and ClassificationMIL-P-19468 MIL SPEC SINGLE MATERIAL RESPONSE SINGLE MATING END
Thread Class2B
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5305-00-071-223773835 INTERCHANGEABLE
Screw,cap,hexagon Head
Stewart & Stevenson Power Products Llc
9540-00-119-9027 INTERCHANGEABLE
Angle,structural
5950-00-133-016113432 INTERCHANGEABLE
Transformer,electri
Hamblin Mfg Corp
3110-00-156-357610879 INTERCHANGEABLE
Bearing,ball,annular
Uniontools Inc
6240-01-344-992550/185 12PK/120V INTERCHANGEABLE
Lamp,incandescent
General Electric Company Dba Ge
4931-01-412-3403134-3-2 INTERCHANGEABLE
Boresight Kit,helmet Sight Assem
Hdt Expeditionary Systems Inc
Cross-Reference Index
Part NumberManufacturer
13432 Itt Cannon Llc (USA)
150326-5061 Itt Cannon Llc (USA)
C149-203 PRIMARY Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company (USA)
Related Parts
5305-00-071-2237INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
73835
9540-00-119-9027INTERCHANGEABLE
ANGLE,STRUCTURAL
5950-00-133-0161INTERCHANGEABLE
TRANSFORMER,ELECTRI
13432
3110-00-156-3576INTERCHANGEABLE
BEARING,BALL,ANNULAR
10879
6240-01-344-9925INTERCHANGEABLE
LAMP,INCANDESCENT
50/185 12PK/120V
4931-01-412-3403INTERCHANGEABLE
BORESIGHT KIT,HELMET SIGHT ASSEM
134-3-2

Frequently Asked Questions

What is NSN 5935-00-628-9062?

NSN 5935-00-628-9062 is a Connector,plug,electrical, manufactured by Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company, classified under FSC 5935 (No Item Name Available). Status: active.

What are the part numbers for NSN 5935-00-628-9062?

NSN 5935-00-628-9062 has 3 cross-referenced part numbers: 13432 (Itt Cannon Llc), 150326-5061 (Itt Cannon Llc), C149-203 (Lockheed Martin Corporation Div Lockheed Martin Aeronautics Company).

What NSN replaces 5935-00-628-9062?

There are 6 known substitutes for 5935-00-628-9062: 5305-00-071-2237, 9540-00-119-9027, 5950-00-133-0161 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of C149-203?

Key specifications for C149-203: Threaded Device Type: COUPLING FACILITY; Thread Direction: RIGHT-HAND; Overall Height: 1.300 INCHES NOMINAL IN; Contact Material: COPPER ALLOY SINGLE MATING END SINGLE CONTACT GROUPING. 30 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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